Johnson Controls DMPR-KC050 Crankarm This model is an automatic

This model is an automatic reset limit control

Refer to the wiring diagram on the Lennox 10P17 housing

or if you measure an open circuit across the limit terminals while the plenum is cool

HVAC Safety Compliance: Meets manufacturer specifications for high-limit primary protection in gas-fired furnaces

the silver-colored R9110-36 ensures the straight-thru-flow performance that Maxitrol is known for

Johnson Controls DMPR-KC050 Crankarm This model is an automaticThe Johnson Controls DMPR KC050 Crankarm is a heavy duty linkage component engineered for demanding HVAC damper applications. Designed to fit a 7 16" diameter shaft, this crankarm provides the mechanical leverage required to translate actuator rotation into precise damper blade movement. The integrated adjustable radius, ranging from 1 inch to 2 3 4 inches, allows technicians to fine tune the stroke and torque delivery, ensuring optimal seal